EP1232996A3 - Dispositif microméchanique et son procédé de fabrication - Google Patents

Dispositif microméchanique et son procédé de fabrication Download PDF

Info

Publication number
EP1232996A3
EP1232996A3 EP01127972A EP01127972A EP1232996A3 EP 1232996 A3 EP1232996 A3 EP 1232996A3 EP 01127972 A EP01127972 A EP 01127972A EP 01127972 A EP01127972 A EP 01127972A EP 1232996 A3 EP1232996 A3 EP 1232996A3
Authority
EP
European Patent Office
Prior art keywords
manufacture
micromechanical device
movable components
mutually
mutually movable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01127972A
Other languages
German (de)
English (en)
Other versions
EP1232996A2 (fr
Inventor
Frank Fischer
Wilhelm Dr. Frey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1232996A2 publication Critical patent/EP1232996A2/fr
Publication of EP1232996A3 publication Critical patent/EP1232996A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
    • B81B3/0002—Arrangements for avoiding sticking of the flexible or moving parts
    • B81B3/0008—Structures for avoiding electrostatic attraction, e.g. avoiding charge accumulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
    • B81B3/0064—Constitution or structural means for improving or controlling the physical properties of a device
    • B81B3/0086—Electrical characteristics, e.g. reducing driving voltage, improving resistance to peak voltage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2201/00—Specific applications of microelectromechanical systems
    • B81B2201/02—Sensors
    • B81B2201/0228—Inertial sensors
    • B81B2201/0235—Accelerometers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C2201/00—Manufacture or treatment of microstructural devices or systems
    • B81C2201/11—Treatments for avoiding stiction of elastic or moving parts of MEMS
    • B81C2201/112—Depositing an anti-stiction or passivation coating, e.g. on the elastic or moving parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Micromachines (AREA)
  • Pressure Sensors (AREA)
EP01127972A 2001-02-14 2001-11-24 Dispositif microméchanique et son procédé de fabrication Withdrawn EP1232996A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10106715 2001-02-14
DE10106715A DE10106715A1 (de) 2001-02-14 2001-02-14 Mikromechanisches Bauelement und Verfahren zu seiner Herstellung

Publications (2)

Publication Number Publication Date
EP1232996A2 EP1232996A2 (fr) 2002-08-21
EP1232996A3 true EP1232996A3 (fr) 2005-01-19

Family

ID=7673935

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01127972A Withdrawn EP1232996A3 (fr) 2001-02-14 2001-11-24 Dispositif microméchanique et son procédé de fabrication

Country Status (4)

Country Link
US (1) US6808640B2 (fr)
EP (1) EP1232996A3 (fr)
JP (1) JP2002283298A (fr)
DE (1) DE10106715A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6808953B2 (en) * 2002-12-31 2004-10-26 Robert Bosch Gmbh Gap tuning for surface micromachined structures in an epitaxial reactor
DE102006050188A1 (de) * 2006-10-25 2008-04-30 Robert Bosch Gmbh Mikromechanisches Bauelement und Verfahren zur Herstellung eines mikromechanischen Bauelements
WO2009019316A2 (fr) * 2007-08-08 2009-02-12 Interuniversitair Microelektronica Centrum Vzw Procédé de formation de structures mems comprenant des espaces étroits
DE102020202719A1 (de) 2020-03-03 2021-09-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Mikromechanische Struktur und Verfahren zum Herstellen derselben

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994018697A1 (fr) * 1993-02-04 1994-08-18 Cornell Research Foundation, Inc. Microstructures et procede a masque unique utilisant des monocristaux pour leur fabrication
WO2000042231A2 (fr) * 1999-01-15 2000-07-20 The Regents Of The University Of California Films de polysilicium-germanium permettant de realiser des systemes micro-electromecaniques
EP1213261A2 (fr) * 2000-12-11 2002-06-12 Axsun Technologies, Inc. Procédé de fabrication des structures antifrottement sur une membrane commandée électrostatiquement et membrane commandée électrostatiquement
WO2002062698A2 (fr) * 2001-02-06 2002-08-15 Robert Bosch Gmbh Procede de realisation de structures superficielles micromecaniques, et capteur

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5640039A (en) * 1994-12-01 1997-06-17 Analog Devices, Inc. Conductive plane beneath suspended microstructure
US6698295B1 (en) * 2000-03-31 2004-03-02 Shipley Company, L.L.C. Microstructures comprising silicon nitride layer and thin conductive polysilicon layer
US6869815B2 (en) * 2002-08-22 2005-03-22 Agere Systems Inc. Electro-mechanical device having a charge dissipation layer and a method of manufacture therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994018697A1 (fr) * 1993-02-04 1994-08-18 Cornell Research Foundation, Inc. Microstructures et procede a masque unique utilisant des monocristaux pour leur fabrication
WO2000042231A2 (fr) * 1999-01-15 2000-07-20 The Regents Of The University Of California Films de polysilicium-germanium permettant de realiser des systemes micro-electromecaniques
EP1213261A2 (fr) * 2000-12-11 2002-06-12 Axsun Technologies, Inc. Procédé de fabrication des structures antifrottement sur une membrane commandée électrostatiquement et membrane commandée électrostatiquement
WO2002062698A2 (fr) * 2001-02-06 2002-08-15 Robert Bosch Gmbh Procede de realisation de structures superficielles micromecaniques, et capteur

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI B ET AL: "GERMANIUM AS A VERSATILE MATERIAL FOR LOW-TEMPERATURE MICROMACHINING", JOURNAL OF MICROELECTROMECHANICAL SYSTEMS, IEEE INC. NEW YORK, US, vol. 8, no. 4, December 1999 (1999-12-01), pages 366 - 372, XP000964020, ISSN: 1057-7157 *
MANI S S ET AL: "W-coating for MEMS", PROCEEDINGS OF THE SPIE, MICROMACHINING AND MICROFABRICATION PROCESS TECHNOLOGY V, 20-22 SEPT. 1999, SANTA CLARA, CA, USA, vol. 3874, 1999, USA, pages 150 - 157, XP002306638, ISSN: 0277-786X *

Also Published As

Publication number Publication date
EP1232996A2 (fr) 2002-08-21
DE10106715A1 (de) 2002-08-22
US6808640B2 (en) 2004-10-26
US20020155711A1 (en) 2002-10-24
JP2002283298A (ja) 2002-10-03

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